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| <pre><span class="source-line-no">001</span><span id="line-1">/*</span> |
| <span class="source-line-no">002</span><span id="line-2"> * Licensed to the Apache Software Foundation (ASF) under one</span> |
| <span class="source-line-no">003</span><span id="line-3"> * or more contributor license agreements. See the NOTICE file</span> |
| <span class="source-line-no">004</span><span id="line-4"> * distributed with this work for additional information</span> |
| <span class="source-line-no">005</span><span id="line-5"> * regarding copyright ownership. The ASF licenses this file</span> |
| <span class="source-line-no">006</span><span id="line-6"> * to you under the Apache License, Version 2.0 (the</span> |
| <span class="source-line-no">007</span><span id="line-7"> * "License"); you may not use this file except in compliance</span> |
| <span class="source-line-no">008</span><span id="line-8"> * with the License. You may obtain a copy of the License at</span> |
| <span class="source-line-no">009</span><span id="line-9"> *</span> |
| <span class="source-line-no">010</span><span id="line-10"> * http://www.apache.org/licenses/LICENSE-2.0</span> |
| <span class="source-line-no">011</span><span id="line-11"> *</span> |
| <span class="source-line-no">012</span><span id="line-12"> * Unless required by applicable law or agreed to in writing, software</span> |
| <span class="source-line-no">013</span><span id="line-13"> * distributed under the License is distributed on an "AS IS" BASIS,</span> |
| <span class="source-line-no">014</span><span id="line-14"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span> |
| <span class="source-line-no">015</span><span id="line-15"> * See the License for the specific language governing permissions and</span> |
| <span class="source-line-no">016</span><span id="line-16"> * limitations under the License.</span> |
| <span class="source-line-no">017</span><span id="line-17"> */</span> |
| <span class="source-line-no">018</span><span id="line-18">package org.apache.hadoop.hbase.favored;</span> |
| <span class="source-line-no">019</span><span id="line-19"></span> |
| <span class="source-line-no">020</span><span id="line-20">import org.apache.hadoop.hbase.ServerName;</span> |
| <span class="source-line-no">021</span><span id="line-21">import org.apache.hadoop.hbase.util.Addressing;</span> |
| <span class="source-line-no">022</span><span id="line-22">import org.apache.yetus.audience.InterfaceAudience;</span> |
| <span class="source-line-no">023</span><span id="line-23"></span> |
| <span class="source-line-no">024</span><span id="line-24">import org.apache.hbase.thirdparty.com.google.common.net.HostAndPort;</span> |
| <span class="source-line-no">025</span><span id="line-25"></span> |
| <span class="source-line-no">026</span><span id="line-26">/**</span> |
| <span class="source-line-no">027</span><span id="line-27"> * This class differs from ServerName in that start code is always ignored. This is because start</span> |
| <span class="source-line-no">028</span><span id="line-28"> * code, ServerName.NON_STARTCODE is used to persist favored nodes and keeping this separate from</span> |
| <span class="source-line-no">029</span><span id="line-29"> * {@link ServerName} is much cleaner. This should only be used by Favored node specific classes and</span> |
| <span class="source-line-no">030</span><span id="line-30"> * should not be used outside favored nodes.</span> |
| <span class="source-line-no">031</span><span id="line-31"> */</span> |
| <span class="source-line-no">032</span><span id="line-32">@InterfaceAudience.Private</span> |
| <span class="source-line-no">033</span><span id="line-33">class StartcodeAgnosticServerName extends ServerName {</span> |
| <span class="source-line-no">034</span><span id="line-34"></span> |
| <span class="source-line-no">035</span><span id="line-35"> public StartcodeAgnosticServerName(final String hostname, final int port, long startcode) {</span> |
| <span class="source-line-no">036</span><span id="line-36"> super(hostname, port, startcode);</span> |
| <span class="source-line-no">037</span><span id="line-37"> }</span> |
| <span class="source-line-no">038</span><span id="line-38"></span> |
| <span class="source-line-no">039</span><span id="line-39"> public static StartcodeAgnosticServerName valueOf(final ServerName serverName) {</span> |
| <span class="source-line-no">040</span><span id="line-40"> return new StartcodeAgnosticServerName(serverName.getHostname(), serverName.getPort(),</span> |
| <span class="source-line-no">041</span><span id="line-41"> serverName.getStartcode());</span> |
| <span class="source-line-no">042</span><span id="line-42"> }</span> |
| <span class="source-line-no">043</span><span id="line-43"></span> |
| <span class="source-line-no">044</span><span id="line-44"> public static StartcodeAgnosticServerName valueOf(final String hostnameAndPort, long startcode) {</span> |
| <span class="source-line-no">045</span><span id="line-45"> return new StartcodeAgnosticServerName(Addressing.parseHostname(hostnameAndPort),</span> |
| <span class="source-line-no">046</span><span id="line-46"> Addressing.parsePort(hostnameAndPort), startcode);</span> |
| <span class="source-line-no">047</span><span id="line-47"> }</span> |
| <span class="source-line-no">048</span><span id="line-48"></span> |
| <span class="source-line-no">049</span><span id="line-49"> public static StartcodeAgnosticServerName valueOf(final HostAndPort hostnameAndPort,</span> |
| <span class="source-line-no">050</span><span id="line-50"> long startcode) {</span> |
| <span class="source-line-no">051</span><span id="line-51"> return new StartcodeAgnosticServerName(hostnameAndPort.getHost(), hostnameAndPort.getPort(),</span> |
| <span class="source-line-no">052</span><span id="line-52"> startcode);</span> |
| <span class="source-line-no">053</span><span id="line-53"> }</span> |
| <span class="source-line-no">054</span><span id="line-54"></span> |
| <span class="source-line-no">055</span><span id="line-55"> @Override</span> |
| <span class="source-line-no">056</span><span id="line-56"> public int compareTo(ServerName other) {</span> |
| <span class="source-line-no">057</span><span id="line-57"> int compare = this.getHostname().compareTo(other.getHostname());</span> |
| <span class="source-line-no">058</span><span id="line-58"> if (compare != 0) return compare;</span> |
| <span class="source-line-no">059</span><span id="line-59"> compare = this.getPort() - other.getPort();</span> |
| <span class="source-line-no">060</span><span id="line-60"> if (compare != 0) return compare;</span> |
| <span class="source-line-no">061</span><span id="line-61"> return 0;</span> |
| <span class="source-line-no">062</span><span id="line-62"> }</span> |
| <span class="source-line-no">063</span><span id="line-63"></span> |
| <span class="source-line-no">064</span><span id="line-64"> @Override</span> |
| <span class="source-line-no">065</span><span id="line-65"> public int hashCode() {</span> |
| <span class="source-line-no">066</span><span id="line-66"> return getAddress().hashCode();</span> |
| <span class="source-line-no">067</span><span id="line-67"> }</span> |
| <span class="source-line-no">068</span><span id="line-68"></span> |
| <span class="source-line-no">069</span><span id="line-69"> // Do not need @Override #equals() because super.equals() delegates to compareTo(), which ends</span> |
| <span class="source-line-no">070</span><span id="line-70"> // up doing the right thing. We have a test for it, so the checkstyle warning here would be a</span> |
| <span class="source-line-no">071</span><span id="line-71"> // false positive.</span> |
| <span class="source-line-no">072</span><span id="line-72">}</span> |
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